FR1059042A - Improvements to devices for the protection of electrical installations - Google Patents

Improvements to devices for the protection of electrical installations

Info

Publication number
FR1059042A
FR1059042A FR1059042DA FR1059042A FR 1059042 A FR1059042 A FR 1059042A FR 1059042D A FR1059042D A FR 1059042DA FR 1059042 A FR1059042 A FR 1059042A
Authority
FR
France
Prior art keywords
protection
devices
electrical installations
installations
electrical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
A Reyrolle and Co Ltd
Original Assignee
A Reyrolle and Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by A Reyrolle and Co Ltd filed Critical A Reyrolle and Co Ltd
Application granted granted Critical
Publication of FR1059042A publication Critical patent/FR1059042A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/261—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations
    • H02H7/262—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured involving signal transmission between at least two stations involving transmissions of switching or blocking orders
FR1059042D 1951-04-09 1952-04-09 Improvements to devices for the protection of electrical installations Expired FR1059042A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1059042X 1951-04-09

Publications (1)

Publication Number Publication Date
FR1059042A true FR1059042A (en) 1954-03-22

Family

ID=10871189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1059042D Expired FR1059042A (en) 1951-04-09 1952-04-09 Improvements to devices for the protection of electrical installations

Country Status (1)

Country Link
FR (1) FR1059042A (en)

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